Developer Tools
Free online developer tools — JSON editor, Base64, Hash, Regex, URL Encoder, and Color Converter.
JSON Editor
Format, validate, minify, and explore JSON data in tree view
Base64 Converter
Encode and decode text and files to Base64 format
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hash values
Regex Tester
Test your regular expressions in real-time
URL Encoder/Decoder
Encode or decode URLs
Color Converter
Convert between HEX, RGB, and HSL color formats
Mermaid Diagram Editor
Write Mermaid code, create live flowcharts, sequence diagrams, ER diagrams and more
QR Code Generator
Generate QR codes from text or URLs instantly — free, no sign-up required
Password Generator
Generate strong, cryptographically secure passwords instantly
Favicon Generator
Generate a complete favicon pack (ICO, PNG, Apple Touch, Manifest) from any image
Data Converter
Convert between JSON, CSV, and YAML formats instantly
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa
Markdown Editor
Write Markdown with a live HTML preview — export as .md or styled .html
URL Shortener
Shorten long URLs and share them as pikaedit.com/go/... links
Developer Tools — How to Use
Free online developer tools — JSON editor, Base64, Hash, Regex, URL Encoder, and Color Converter.
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